FUNDAMENTALS OF THERMODYNAMICS
10th Edition
ISBN: 9781119634928
Author: Borgnakke
Publisher: WILEY
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Chapter 1, Problem 1.2P
A tray of liquid water is placed in a freezer where it cools from 20 to
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Chapter 1 Solutions
FUNDAMENTALS OF THERMODYNAMICS
Ch. 1 - Separate the list P,F,V,,T,a,m,L,t, and V into...Ch. 1 - A tray of liquid water is placed in a freezer...Ch. 1 - The overall density of fibers, rock wool...Ch. 1 - Is density a unique measure of mass distribution...Ch. 1 - Water in nature exists in three different phases:...Ch. 1 - What is the approximate mass of 1 L of gasoline?...Ch. 1 - Can you carry 1m3 of liquid water?Ch. 1 - A heavy refrigerator has four height-adjustable...Ch. 1 - A swimming pool has an evenly distributed pressure...Ch. 1 - If something floats in water, what does it say...
Ch. 1 - Two divers swim at a depth of 20 m. One of them...Ch. 1 - An operating room has a positive gage pressure,...Ch. 1 - A water skier does not sink too far down in the...Ch. 1 - What is the lowest temperature in degrees Celsius?...Ch. 1 - How cold can it be on Earth and in empty space?Ch. 1 - A thermometer that indicates the temperature with...Ch. 1 - How can you illustrate the binding energy between...Ch. 1 - One kilopond (1 kp) is the weight of 1 kg in the...Ch. 1 - A stainless steel storage tank contains 5kg of...Ch. 1 - A steel cylinder of mass 4kg contains 4L of water...Ch. 1 - The Rover Explorer has a mass of 185Kg , how much...Ch. 1 - A 1700kg car moving at 80km/h is decelerated at a...Ch. 1 - The elevator in a hotel has a mass of 750kg , and...Ch. 1 - One of the people in the previous problem weighs...Ch. 1 - A 1m3 container is filled with 400kg of granite...Ch. 1 - A power plant that separates carbon dioxide from...Ch. 1 - A 5m3 container is filled with 900kg of granite...Ch. 1 - A 5000kg elephant has a cross-sectional area of...Ch. 1 - A valve in the cylinder shown in Fig. P1.29 has a...Ch. 1 - The piston cylinder in Fig. P1.29 has a diameter...Ch. 1 - A hydraulic lift has a maximum fluid pressure of...Ch. 1 - Ahydraulic cylinder has a 125mm diameter piston...Ch. 1 - A 75kg human total footprint is 0.05m2 when the...Ch. 1 - A piston/cylinder with a cross-sectional area of...Ch. 1 - A 2.5m -tall steel cylinder has a cross-sectional...Ch. 1 - An underwater buoy is anchored at the seabed with...Ch. 1 - A floating oil rig is anchored in the seabed with...Ch. 1 - At the beach, atmospheric pressure is 1025 mbar....Ch. 1 - A steel tank of cross-sectional area 3m2 and...Ch. 1 - A piston mp=5kg , is fitted in a cylinder. A=15cm2...Ch. 1 - A container ship is 240m long and 22m wide. Assume...Ch. 1 - A probe is lowered 16m into a lake. Find the...Ch. 1 - A person, 75kg , wants to fly (hoover) on a 2kg...Ch. 1 - The density of atmospheric air is about 1.15kg/m3...Ch. 1 - A barometer to measure absolute pressure shows a...Ch. 1 - A differential pressure gauge mounted on a vessel...Ch. 1 - What pressure difference a 100-m column of...Ch. 1 - A barometer measures 760mmHg at street level and...Ch. 1 - An exploration submarine should be able to descend...Ch. 1 - The absolute pressure in a tank is 115kPa and the...Ch. 1 - An absolute pressure gauge attached to a steel...Ch. 1 - A pipe flowing light oil has a manometer attached,...Ch. 1 - The difference in height between the columns of a...Ch. 1 - A piece of experimental apparatus. Fig. P1.54. is...Ch. 1 - A 0.2m3 piece of softwood is lifted upto the top...Ch. 1 - A car of mass 1775kg travels with a velocity of...Ch. 1 - What is temperature of 5C in degrees Kelvin?Ch. 1 - A mercury thermometer measures temperature by...Ch. 1 - The density of liquid water is =1008T/2(kg/m3)...Ch. 1 - Repeat Problem 1.54 if the flow inside the...Ch. 1 - Adam retains a lake 6m deep, as shown in Fig, P...Ch. 1 - In the city water tower, water is pumped up to a...Ch. 1 - The main waterline into a tall building has a...Ch. 1 - A mass of 2lbm has an acceleration of 5ft/s2 ....Ch. 1 - How much mass is in 1 gal of gasoline? In helium...Ch. 1 - Can you easily carry a 16m bar of solid gold?Ch. 1 - What is the temperature of 5F in degrees Rankine?Ch. 1 - What is the lowest possible temperature in degrees...Ch. 1 - What is the relative magnitude of degree Rankine...Ch. 1 - The Rover Explorer has a mass of 410Ibm , how much...Ch. 1 - A 2500Ibm car moving at 25mi/h is accelerated at a...Ch. 1 - An escalator brines four people with a total mass...Ch. 1 - A car of mass 4000Ibm travels with a velocity of...Ch. 1 - A power plant that separates carbon dioxide from...Ch. 1 - The piston cylinder in Fig. P1.29 has a diameter...Ch. 1 - A laboratory room keeps a vacuum of oil 1in. of...Ch. 1 - A person, 175Ibm , wants to fly (hoover) on a 4lbm...Ch. 1 - A floating oil rig is anchored in the seabed with...Ch. 1 - A container ship is 790ft long and 72ft wide....Ch. 1 - A manometer shows a pressure difference of 3.5in....Ch. 1 - What pressure difference does a 300-ft column of...Ch. 1 - A piston cylinder with a cross-sectional area of...Ch. 1 - The main waterline into a tall building has a...Ch. 1 - A piston, mp=10lbm , is fitted in a cylinder,...Ch. 1 - The human comfort zone is between 18 and 24C ....
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- A pump handling a liquid raises its pressure from 1 bar to 30 bar. Take the density of theliquid as 990 kg/m³. The isentropic specific work done by the pump in kJ/kg isarrow_forward5. A reciprocating compressor draws in 500 cubic feet per minute of air whose density is 0.079 lb/ft^3 and discharge it with density of 0.304 lb/ft^3 . At the suction P1=15 psia; at discharge, P2=80 psia. The increase in the specific internal energy is 33.8 BTU/lb and the heat transferred from the air by cooling is 13 BTU/lb. Determine the work on the air in hp. Neglect change in kinetic energy.arrow_forwardA compressor draws in 500cfm of air whose density is 0.079 lb/ft3 and discharges it with a density of 0.304 lb/ft3. At the suction , p1 = 15 psia; at discharge , p2= 80 psia. The increase in the specific internal energy is 33.8Btu/lb, and the heat form the air by cooling is 13 Btu. Neglecting changes in potential energy and kinetic energy, determine the work done on the air in BTu/min and Hp.arrow_forward
- A reciprocating compressor draws in 500 cubic feet per minute of air whose density is 0.079 lb/cu.ft and discharges it with a density of 0.304 lb/cu.ft. At the suction, p1= 15 psia; at discharge, p2= 80 psia. The increase in the specific internal energy is 33.8 Btu/lb and the heat transferred from the air by cooling is 13 Btu/lb. Determine the work on the air in Btu/min and in hp. Neglect change in kinetic energy.arrow_forwardA reciprocating compressor compresses air 1/8 th times of its initial volume. If the pressure of air beforecompression is 5 bar and volume of air after compression is .016m 3 , when the law followed is pv 1.6 =constant. Calculate the work done and draw the process on PV diagram.arrow_forwardFind the work needed to compress 2 kg of air in an insulated cylinder from 100 to 600 kPa if T1 = 20 C.arrow_forward
- 1. A reciprocating compressor draws in 500 cubic feet per minute of air whose density is 0.079 lb/ft^3 and discharge it with density of 0.304 lb/ft^3. At the suction P1=15 psia; at discharge, P2=80 psia. The increase in the specific internal energy is 33.8 BTU/lb and the heat transferred from the air by cooling is 13 BTU/lb. Determine the work on the air in BTU/lb. Neglect change in kinetic energy.arrow_forwardA nonflow system has a mass of 5 lb. in it. The system undergoes a process during which 200 ft.lbf of heat is transferred to the surroundings. If the system does 1000 ft.·lbf of work on the surroundings, determine the change in specific internal energy of the fluid in lbf/lbm.arrow_forwardA rigid tank A of volume 0.6 m ^ 3 contains 3 kg of water at 120 ° C and rigid tank B of V = 0.4 m ^ 3 contains water at 600 kPa and 200 ° C.The tanks are connected to a cylinder-piston system initially empty when the valves are closed. The pressure in the cylinder must be 800 kPa for the piston to float. Now the valves open slowly and heat is transferred so that the water reaches a steady state of 250 ° C with the valves open. Find the final volume and final pressure, work, and heat transferred during the process.arrow_forward
- A reciprocating compressor draws in 500 cubic feet per minute of air whose density is 0.079 Ib/ft^3 and discharge it with density of 0.304 lb/ft^3. At the suction P1=15 psia; at discharge, P2-80 psia. The increase in the specific internal energy is 33.8 BTU/Ib and the heat transferred from the air by cooling is 13 BTU/lb. Determine the work on the air in hp. Neglect change in kinetic energy.arrow_forwardQ19: A stationary mass of gas is compressed without friction from an initial state of 2 m3 and 2*105 N/m2 to a final state of 1 m3 and 2*105 N/m2 , the pressure remaining the same. There is a transfer of 360 kJ of heat from the gas during the a process. How much does the internal energy of the gas changearrow_forwardOne pound of air per second with an initial temperature of 180oF is allowed to expand without flow (closed system) from a pressure of 120 to 20 psia. Find the work in hp if the process is a.) pv = c b.) pvk = c c.) pv1.5 = carrow_forward
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